Yaskawa Ladder Works Operation Manual - Manual (Page 52)

2.6 EDIT CHARACTER STRING
2-35
Edit Character String of Conditional Expression
As for IF and the WHILE instruction, the operand contains the conditional expression.
1.
Select the operational expression and select Edit (E) - Edit Conditional Expression (E) of
the menu or from the pop-up menu, or double-click the conditional expression in the
instruction.
<Key Operation>: F2
2.
The conditional expression by which the result of a Boolean type is output can be described
only by one line.